/*
 * Copyright (c) 2022, Adam <Adam@sigterm.info>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package net.runelite.client.game;

import com.google.common.collect.Multimap;
import com.google.common.graph.GraphBuilder;
import com.google.common.graph.Graphs;
import com.google.common.graph.MutableGraph;
import java.util.Map;
import static org.junit.Assert.assertFalse;
import org.junit.Test;

public class ItemMappingTest
{
	@Test
	public void testCycles()
	{
		Multimap<Integer, ItemMapping> mappings = ItemMapping.MAPPINGS;

		MutableGraph<Integer> graph = GraphBuilder
			.directed()
			.build();
		for (Map.Entry<Integer, ItemMapping> entry : mappings.entries())
		{
			graph.putEdge(entry.getKey(), entry.getValue().getTradeableItem());
		}

		assertFalse("item mapping contains a cycle", Graphs.hasCycle(graph));
	}
}